x1 duel Cadillac - CTS VS Radio-controlled car - RC Car
x1 duel Nissan - 350Z VS Lotus - Elise
x1 duel BMW - M3 VS Formula 1 - Formula BMW
x1 duel Bugatti - Veyron VS Formula 1 - GT5
x1 duel Mercedes Benz - C-Class VS Maserati - GranSport
x1 duel Chevrolet - Corvette VS Audi - RS6
x1 duel Porsche - 911 VS Subaru - Spec C
x1 duel BMW - M5 VS Ferrari - 348
